125kHz RFID ID Sticker Coin Cards – TK4100 Chip (Read Only)
High-frequency 125kHz RFID sticker cards with durable PVC construction for long-term use. Embedded TK4100 chip ensures stable read-only performance for secure data transmission. Compact 25mm diameter design fits discreetly in wallets or badges. Ideal for access control systems, inventory management, and employee identification. Waterproof and anti-interference coating enhances reliability in harsh environments. Bulk pricing available for large-scale deployments. Global wholesale supplier offering factory-direct prices with no minimum order quantity. Compatible with most 125kHz RFID readers for seamless integration.